add auth entry points

Author: Feiyang1

packages-exp/firebase-exp/package.json

@@ -36,6 +36,14 @@
       "node": "./auth/dist/index.cjs.js",
       "default": "./auth/dist/index.esm.js"
     },
+    "./auth/cordova": {
+      "node": "./auth/cordova/dist/index.cjs.js",
+      "default": "./auth/cordova/dist/index.esm.js"
+    },
+    "./auth/react-native": {
+      "node": "./auth/react-native/dist/index.cjs.js",
+      "default": "./auth/react-native/dist/index.esm.js"
+    },
     "./database": {
       "node": "./database/dist/index.cjs.js",
       "default": "./database/dist/index.esm.js"